[sqlalchemy] Re: using with_polymorphic() on joined tables

2009-06-11 Thread David Gardner
OK I think that would work for me. I have another question in regards to joined table inheritance and performance. At work we are planning to restructure our database schema, and what we are considering doing is creating an adjacency list, of objects using joined table inheritance. We are

[sqlalchemy] InvalidRequestError

2009-06-11 Thread chingi
Hello, In my application I have AJAX function which sends around 20 requests every 5 seconds to Server to update my web page. But few requests fail to get values because of invalidRequestError : The transaction is inactive due to a rollback in a subtransaction and should be